A na-anabata ngwaahịa anyị niile ma tụkwasị ya obi ma nwee ntụkwasị obi na-agbanwe agbanwe na-agbanwe agbanwe na mkpakọrịta na ndị na-elekọta mmadụ maka sistemụ lubring, Lubricanication mmanụ, Sistemu tube, Grease Wepu ahihia,Usoro injin injin. Obi siri anyị ike ugbu a na anyị nwere ike inye ngwa ahịa dị mma na azịza ya na ọnụahịa dị mma, ọ dị mma mgbe ị na-ere ahịa na ndị na-azụ ahịa. Anyị ga-emepụta ọdịnihu. Ngwaahịa ahụ ga-enyefe ụwa niile, America, Aumanaị, Mumbai, Maurius, French, French, Frencey. Anyị nwere olile anya imeri ọdịnihu maka ndị ahịa na onwe anyị.